Western Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EST 08 December 2024
Today Tonight and Monday.
Wind west 20 knots veering to northwest 15 early this evening then to northeast 15 near midnight. Wind veering to east 20 early Monday morning then backing to northeast 20 near noon Monday. Wind diminishing to northeast 15 Monday evening.
Scattered showers ending near midnight. Scattered showers Monday.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EST 08 December 2024
Today Tonight and Monday.
Waves 2 to 3 metres subsiding to 1.5 near noon and to 0.5 to 1
this evening. Waves building to 2 Monday morning.
Extended Forecast
Issued 03:00 AM EST 08 December 2024
Tuesday
Wind northeast 15 knots veering to southeast
20 in the morning.
Wednesday
Wind west 20 knots.
Thursday
Wind southwest 30 knots.
Ice Forecast*
Issued 12:00 PM EST 8 December 2024 Today Tonight and Monday Open water except 1 tenth new lake ice along parts of the shore.
*Ice Forecast and Warnings also apply to U.S. waters
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Weather Conditions
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Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Issued 12:00 PM EST 8 December 2024 Today Tonight and MondayIce Coverage
Open water except 1 tenth new lake ice along parts of the shore.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EST 8 December 2024 Today Tonight and Monday At 10:30 a.m. EST today low 997 mb located over southern Quebec.By 10:30 a.m. EST Monday departing low 996 mb located over the
Maritimes.
At 10:30 a.m. EST today ridge located on a line northwest-southeast
over northwestern Ontario.
By 10:30 a.m. EST Monday ridge located on a line northwest-southeast
over Quebec.
At 10:30 a.m. EST today low 993 mb located over southern
Saskatchewan.
By 10:30 a.m. EST Monday low 1000 mb located over western Lake
Superior.
Great Lakes - Lake Huron Area
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